Add a benchmarking_extension API to call TCMalloc's HeapProfilerDump().

chrome/renderer/chrome_content_renderer_client.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/renderer/chrome_content_renderer_client.h"
 
 #include <string>
 #include <vector>
 
 #include "base/command_line.h"
@@ skipping 27 matching lines @@
 #include "chrome/renderer/chrome_render_view_observer.h"
 #include "chrome/renderer/content_settings_observer.h"
 #include "chrome/renderer/extensions/chrome_v8_context.h"
 #include "chrome/renderer/extensions/chrome_v8_extension.h"
 #include "chrome/renderer/extensions/dispatcher.h"
 #include "chrome/renderer/extensions/extension_helper.h"
 #include "chrome/renderer/extensions/miscellaneous_bindings.h"
 #include "chrome/renderer/extensions/resource_request_policy.h"
 #include "chrome/renderer/external_extension.h"
 #include "chrome/renderer/loadtimes_extension_bindings.h"
+#include "chrome/renderer/memory_benchmarking_extension.h"
 #include "chrome/renderer/net/renderer_net_predictor.h"
 #include "chrome/renderer/one_click_signin_agent.h"
 #include "chrome/renderer/page_click_tracker.h"
 #include "chrome/renderer/page_load_histograms.h"
 #include "chrome/renderer/pepper/chrome_ppapi_interfaces.h"
 #include "chrome/renderer/pepper/pepper_helper.h"
 #include "chrome/renderer/playback_extension.h"
 #include "chrome/renderer/plugins/plugin_placeholder.h"
 #include "chrome/renderer/plugins/plugin_uma.h"
 #include "chrome/renderer/prerender/prerender_dispatcher.h"
@@ skipping 151 matching lines @@
 #endif
   thread->AddObserver(spellcheck_.get());
   thread->AddObserver(visited_link_slave_.get());
   thread->AddObserver(prerender_dispatcher_.get());
 
   thread->RegisterExtension(extensions_v8::ExternalExtension::Get());
   thread->RegisterExtension(extensions_v8::LoadTimesExtension::Get());
   thread->RegisterExtension(extensions_v8::SearchBoxExtension::Get());
 
   CommandLine* command_line = CommandLine::ForCurrentProcess();
-  if (command_line->HasSwitch(switches::kEnableBenchmarking))
+  if (command_line->HasSwitch(switches::kEnableBenchmarking)) {
     thread->RegisterExtension(extensions_v8::BenchmarkingExtension::Get());
+    thread->RegisterExtension(
+        extensions_v8::MemoryBenchmarkingExtension::Get());
+  }
 
   if (command_line->HasSwitch(switches::kPlaybackMode) ||
       command_line->HasSwitch(switches::kRecordMode) ||
       command_line->HasSwitch(switches::kNoJsRandomness)) {
     thread->RegisterExtension(extensions_v8::PlaybackExtension::Get());
   }
 
   if (command_line->HasSwitch(switches::kEnableIPCFuzzing)) {
     thread->GetChannel()->set_outgoing_message_filter(LoadExternalIPCFuzzer());
   }
@@ skipping 828 matching lines @@
 }
 
 void ChromeContentRendererClient::RegisterPPAPIInterfaceFactories(
     webkit::ppapi::PpapiInterfaceFactoryManager* factory_manager) {
 #if defined(ENABLE_PLUGINS)
   factory_manager->RegisterFactory(ChromePPAPIInterfaceFactory);
 #endif
 }
 
 }  // namespace chrome